inairam wrote:If you have an early cub may be considering getting an IH carb and using the standard tube. I think the early cubs do not run as well on the zeniths but I am not as familiar with the zeniths do I do not know if they are in as good a shape as my IH carbs.
My '48 runs like a champ on a Zenith carb. That said, I have no idea if the previous owner messed with the jets or anything. I'm leaving good-enough alone.